Kazumichi Hosoya

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Tsuchiura-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Plasma arc welding method and plasma arc welding device
- Patent number 9,375,802
- Issue date Jun 28, 2016
- Hitachi Construction Machinery Co., Ltd.
- Kazumichi Hosoya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
MONITORING METHOD FOR PLASMA ARC WELDING AND PLASMA ARC WELDING DEVICE
- Publication number 20140312011
- Publication date Oct 23, 2014
- Hitachi Construction Machinery Co., Ltd.
- Kazumichi Hosoya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PLASMA ARC WELDING METHOD AND PLASMA ARC WELDING DEVICE
- Publication number 20140312012
- Publication date Oct 23, 2014
- Hitachi Construction Machinery Co., Ltd.
- Kazumichi Hosoya
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR